4(r-3)=2(r+4)

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Solution for 4(r-3)=2(r+4) equation:


Simplifying
4(r + -3) = 2(r + 4)

Reorder the terms:
4(-3 + r) = 2(r + 4)
(-3 * 4 + r * 4) = 2(r + 4)
(-12 + 4r) = 2(r + 4)

Reorder the terms:
-12 + 4r = 2(4 + r)
-12 + 4r = (4 * 2 + r * 2)
-12 + 4r = (8 + 2r)

Solving
-12 + 4r = 8 + 2r

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-2r' to each side of the equation.
-12 + 4r + -2r = 8 + 2r + -2r

Combine like terms: 4r + -2r = 2r
-12 + 2r = 8 + 2r + -2r

Combine like terms: 2r + -2r = 0
-12 + 2r = 8 + 0
-12 + 2r = 8

Add '12' to each side of the equation.
-12 + 12 + 2r = 8 + 12

Combine like terms: -12 + 12 = 0
0 + 2r = 8 + 12
2r = 8 + 12

Combine like terms: 8 + 12 = 20
2r = 20

Divide each side by '2'.
r = 10

Simplifying
r = 10

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